See that the mouth does not only cut food up but begins changing it, which is why digestion starts here.
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The chapter's tongue figure with its four taste regions labelled
Sweet at the tip, salty and sour along the sides, bitter at the back.
Tasting, licking, speaking, and pushing food into the food pipe
The tongue is a soft, movable part inside our mouth. It is incredibly important for several daily functions, primarily being used for tasting, licking, and speaking. Additionally, it plays a key mechanical role in digestion: it pushes the food into the food pipe at the time of swallowing.
Two blanks from the chapter's exercises on the tongue
The tongue is a soft, movable part inside our mouth. It plays a critical role in our daily activities and initial digestion. According to the textbook, the tongue is primarily used for , and speaking. It works closely with the teeth to help us eat our meals. During a meal, the tongue mixes the food with saliva to make it soft. Furthermore, the tongue pushes the food into the at the time of swallowing.
Three pairs of glands make saliva, which changes starch into sugar
Digestion of food begins the moment we put food in our mouth. Along with the teeth and the tongue, there are three pairs of salivary glands present inside the mouth. These glands are responsible for secreting saliva.
Three questions on saliva and why chewing properly matters
Saliva is secreted by which of the following?